| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 8 |
2.4%
|
| 2 | 2 | 33 |
9.9%
|
| 3 | 3 | 37 |
11.1%
|
| 4 | 4 | 3 |
0.9%
|
| 5 | 5 | 8 |
2.4%
|
| 6 | 6 | 1 |
0.3%
|
| Missing value | 244 |
73.1%
|